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Subject: Re: [RFC] I/O Access Abstractions
To: benh@kernel.crashing.org (Benjamin Herrenschmidt)
Date: Tue, 3 Jul 2001 13:02:53 +0100 (BST)
Cc: alan@lxorguk.ukuu.org.uk (Alan Cox), linux-kernel@vger.kernel.org
In-Reply-To: <20010702235447.1201@smtp.wanadoo.fr> from "Benjamin Herrenschmidt" at Jul 03, 2001 01:54:47 AM
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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
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> I'm more concerned about having all that space mapped permanently in
> kernel virtual space. I'd prefer mapping on-demand, and that would
> require a specific ioremap for IOs.

I have no problem with the idea of a function to indicate which I/O maps you
are and are not using. But passing resource structs around is way too heavy

Alan

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